The text boxes below have been placed in a random order. Reorder the paragraphs.
A. The Summits involve Heads of states and governments and other high-profile world leaders from intergovernmental and non-governmental organizations.
B. These conferences have turned into a high-profile level in need to resolve security issues and make progress in every aspect of human development.
C. Conferences have played a key role in guiding the work of the UN since its inception.
D. UN Conference venues are designated United Nations territory and governed by the rules and regulations of the international body.